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Finding the Fourth Proportional to 1,817.42, 2,726.22 and 1,456.56

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Solution

The fourth proportional to 1,817.42, 2,726.22 and 1,456.56 is: 2,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.42 : 2,726.22 = 1,456.56 : x
  2. Step 2: Convert to fraction form
    1,817.42/2,726.22 = 1,456.56/x
  3. Step 3: Cross multiply
    1,817.42x = 2,726.22 × 1,456.56
  4. Step 4: Simplify right side
    1,817.42x = 3,970,903.00
  5. Step 5: Solve for x
    x = 3,970,903.00/1,817.42
  6. Step 6: Final answer
    x = 2,184.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.